Coupler for structural tubes or the like



FIG. 1 is a side elevational view of a coupler for structural tubes or the like showing my new design;

FIG. 2 is a left end elevational view thereof;

FIG. 3 is a right end elevational view thereof; and

FIG. 4 is a cross sectional view taken along line 4--4 of FIG. 1. 

The ornamental design for a coupler for structural tubes or the like, substantially as shown. 